njrat | 7559e6ca8b77400f88bf4e67208a1c32570a670068eccae9e3d226cc5471bd47

Analysis

max time kernel
149s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-01-2025 18:35

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General

Target

bazaar.2020.02/Trojan.MSIL.Disfa.exe
Size

23KB
MD5

065a2ba9b4a0b5114419b00e4764fb92
SHA1

c24f8597a1913f1e4a5043f49505e7a06bb67bfe
SHA256

c3e9e467dc54d54f8794d49cb9f5daf9aa7371121c7e5411eabc4061d7555094
SHA512

3730ff25b74a369cbd69b1c720ee866d4b0bcce225a6273f72f061f297e60a7631981cc9aa39533237a187978f48aaa404ccffbe0894062feb527ea46396f4b5
SSDEEP

384:wdc6CqbFYh3odrVCGiHssDB4b6i6fgpEupNXRmRvR6JZlbw8hqIusZzZpI:wOIU0tw3Rpcnuh

Score

10^/10

njrat victime defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

victime

tutoratderz.ddns.net:1605

Mutex

8c0730e926b0eae012fcb08f50e9bbfe

Attributes

reg_key
8c0730e926b0eae012fcb08f50e9bbfe
splitter
|'|'|

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1908	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\8c0730e926b0eae012fcb08f50e9bbfe.exe	dinojeux.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\8c0730e926b0eae012fcb08f50e9bbfe.exe	dinojeux.exe

Executes dropped EXE 1 IoCs

pid	Process
2496	dinojeux.exe

Loads dropped DLL 1 IoCs

pid	Process
1980	Trojan.MSIL.Disfa.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\8c0730e926b0eae012fcb08f50e9bbfe = "\"C:\\Users\\Admin\\AppData\\Roaming\\dinojeux.exe\" .."	dinojeux.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\8c0730e926b0eae012fcb08f50e9bbfe = "\"C:\\Users\\Admin\\AppData\\Roaming\\dinojeux.exe\" .."	dinojeux.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.MSIL.Disfa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dinojeux.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe
Token: 33	2496	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2496	dinojeux.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 2496	1980	Trojan.MSIL.Disfa.exe	30
PID 1980 wrote to memory of 2496	1980	Trojan.MSIL.Disfa.exe	30
PID 1980 wrote to memory of 2496	1980	Trojan.MSIL.Disfa.exe	30
PID 1980 wrote to memory of 2496	1980	Trojan.MSIL.Disfa.exe	30
PID 2496 wrote to memory of 1908	2496	dinojeux.exe	32
PID 2496 wrote to memory of 1908	2496	dinojeux.exe	32
PID 2496 wrote to memory of 1908	2496	dinojeux.exe	32
PID 2496 wrote to memory of 1908	2496	dinojeux.exe	32

C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\Trojan.MSIL.Disfa.exe
"C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\Trojan.MSIL.Disfa.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Users\Admin\AppData\Roaming\dinojeux.exe
  "C:\Users\Admin\AppData\Roaming\dinojeux.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\dinojeux.exe" "dinojeux.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:1908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\dinojeux.exe

Filesize
23KB

MD5
065a2ba9b4a0b5114419b00e4764fb92

SHA1
c24f8597a1913f1e4a5043f49505e7a06bb67bfe

SHA256
c3e9e467dc54d54f8794d49cb9f5daf9aa7371121c7e5411eabc4061d7555094

SHA512
3730ff25b74a369cbd69b1c720ee866d4b0bcce225a6273f72f061f297e60a7631981cc9aa39533237a187978f48aaa404ccffbe0894062feb527ea46396f4b5

Download Submit
memory/1980-0-0x0000000074BC1000-0x0000000074BC2000-memory.dmp

Filesize
4KB

Download
memory/1980-2-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/1980-1-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/1980-10-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2496-11-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2496-12-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2496-14-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads